[POWERPC] Fix powerpc 44x_mmu build
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / powerpc / kernel / asm-offsets.c
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1/*
2 * This program is used to generate definitions needed by
3 * assembly language modules.
4 *
5 * We use the technique used in the OSF Mach kernel code:
6 * generate asm statements containing #defines,
7 * compile this file to assembler, and then extract the
8 * #defines from the assembly-language output.
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License
12 * as published by the Free Software Foundation; either version
13 * 2 of the License, or (at your option) any later version.
14 */
15
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16#include <linux/signal.h>
17#include <linux/sched.h>
18#include <linux/kernel.h>
19#include <linux/errno.h>
20#include <linux/string.h>
21#include <linux/types.h>
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22#include <linux/mman.h>
23#include <linux/mm.h>
d1dead5c 24#ifdef CONFIG_PPC64
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25#include <linux/time.h>
26#include <linux/hardirq.h>
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27#else
28#include <linux/ptrace.h>
29#include <linux/suspend.h>
30#endif
31
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32#include <asm/io.h>
33#include <asm/page.h>
34#include <asm/pgtable.h>
35#include <asm/processor.h>
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36#include <asm/cputable.h>
37#include <asm/thread_info.h>
033ef338 38#include <asm/rtas.h>
a7f290da 39#include <asm/vdso_datapage.h>
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40#ifdef CONFIG_PPC64
41#include <asm/paca.h>
42#include <asm/lppaca.h>
14cf11af 43#include <asm/cache.h>
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44#include <asm/compat.h>
45#endif
46
47#define DEFINE(sym, val) \
48 asm volatile("\n->" #sym " %0 " #val : : "i" (val))
49
50#define BLANK() asm volatile("\n->" : : )
51
52int main(void)
53{
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54 DEFINE(THREAD, offsetof(struct task_struct, thread));
55 DEFINE(MM, offsetof(struct task_struct, mm));
14cf11af 56#ifdef CONFIG_PPC64
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57 DEFINE(AUDITCONTEXT, offsetof(struct task_struct, audit_context));
58#else
14cf11af 59 DEFINE(THREAD_INFO, offsetof(struct task_struct, thread_info));
14cf11af 60 DEFINE(PTRACE, offsetof(struct task_struct, ptrace));
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61#endif /* CONFIG_PPC64 */
62
14cf11af 63 DEFINE(KSP, offsetof(struct thread_struct, ksp));
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64 DEFINE(PT_REGS, offsetof(struct thread_struct, regs));
65 DEFINE(THREAD_FPEXC_MODE, offsetof(struct thread_struct, fpexc_mode));
66 DEFINE(THREAD_FPR0, offsetof(struct thread_struct, fpr[0]));
67 DEFINE(THREAD_FPSCR, offsetof(struct thread_struct, fpscr));
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68#ifdef CONFIG_ALTIVEC
69 DEFINE(THREAD_VR0, offsetof(struct thread_struct, vr[0]));
70 DEFINE(THREAD_VRSAVE, offsetof(struct thread_struct, vrsave));
71 DEFINE(THREAD_VSCR, offsetof(struct thread_struct, vscr));
72 DEFINE(THREAD_USED_VR, offsetof(struct thread_struct, used_vr));
73#endif /* CONFIG_ALTIVEC */
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74#ifdef CONFIG_PPC64
75 DEFINE(KSP_VSID, offsetof(struct thread_struct, ksp_vsid));
76#else /* CONFIG_PPC64 */
77 DEFINE(PGDIR, offsetof(struct thread_struct, pgdir));
78 DEFINE(LAST_SYSCALL, offsetof(struct thread_struct, last_syscall));
79#if defined(CONFIG_4xx) || defined(CONFIG_BOOKE)
80 DEFINE(THREAD_DBCR0, offsetof(struct thread_struct, dbcr0));
81 DEFINE(PT_PTRACED, PT_PTRACED);
82#endif
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83#ifdef CONFIG_SPE
84 DEFINE(THREAD_EVR0, offsetof(struct thread_struct, evr[0]));
85 DEFINE(THREAD_ACC, offsetof(struct thread_struct, acc));
86 DEFINE(THREAD_SPEFSCR, offsetof(struct thread_struct, spefscr));
87 DEFINE(THREAD_USED_SPE, offsetof(struct thread_struct, used_spe));
88#endif /* CONFIG_SPE */
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89#endif /* CONFIG_PPC64 */
90
91 DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
f39224a8 92 DEFINE(TI_LOCAL_FLAGS, offsetof(struct thread_info, local_flags));
d1dead5c 93 DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count));
d1dead5c 94 DEFINE(TI_TASK, offsetof(struct thread_info, task));
401d1f02 95#ifdef CONFIG_PPC32
d1dead5c 96 DEFINE(TI_EXECDOMAIN, offsetof(struct thread_info, exec_domain));
d1dead5c 97 DEFINE(TI_CPU, offsetof(struct thread_info, cpu));
033ef338 98#endif /* CONFIG_PPC32 */
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99
100#ifdef CONFIG_PPC64
101 DEFINE(DCACHEL1LINESIZE, offsetof(struct ppc64_caches, dline_size));
102 DEFINE(DCACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_dline_size));
103 DEFINE(DCACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, dlines_per_page));
104 DEFINE(ICACHEL1LINESIZE, offsetof(struct ppc64_caches, iline_size));
105 DEFINE(ICACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_iline_size));
106 DEFINE(ICACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, ilines_per_page));
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107 /* paca */
108 DEFINE(PACA_SIZE, sizeof(struct paca_struct));
109 DEFINE(PACAPACAINDEX, offsetof(struct paca_struct, paca_index));
110 DEFINE(PACAPROCSTART, offsetof(struct paca_struct, cpu_start));
111 DEFINE(PACAKSAVE, offsetof(struct paca_struct, kstack));
112 DEFINE(PACACURRENT, offsetof(struct paca_struct, __current));
113 DEFINE(PACASAVEDMSR, offsetof(struct paca_struct, saved_msr));
114 DEFINE(PACASTABREAL, offsetof(struct paca_struct, stab_real));
115 DEFINE(PACASTABVIRT, offsetof(struct paca_struct, stab_addr));
116 DEFINE(PACASTABRR, offsetof(struct paca_struct, stab_rr));
117 DEFINE(PACAR1, offsetof(struct paca_struct, saved_r1));
118 DEFINE(PACATOC, offsetof(struct paca_struct, kernel_toc));
119 DEFINE(PACAPROCENABLED, offsetof(struct paca_struct, proc_enabled));
120 DEFINE(PACASLBCACHE, offsetof(struct paca_struct, slb_cache));
121 DEFINE(PACASLBCACHEPTR, offsetof(struct paca_struct, slb_cache_ptr));
122 DEFINE(PACACONTEXTID, offsetof(struct paca_struct, context.id));
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123 DEFINE(PACACONTEXTSLLP, offsetof(struct paca_struct, context.sllp));
124 DEFINE(PACAVMALLOCSLLP, offsetof(struct paca_struct, vmalloc_sllp));
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125#ifdef CONFIG_HUGETLB_PAGE
126 DEFINE(PACALOWHTLBAREAS, offsetof(struct paca_struct, context.low_htlb_areas));
127 DEFINE(PACAHIGHHTLBAREAS, offsetof(struct paca_struct, context.high_htlb_areas));
128#endif /* CONFIG_HUGETLB_PAGE */
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129 DEFINE(PACA_EXGEN, offsetof(struct paca_struct, exgen));
130 DEFINE(PACA_EXMC, offsetof(struct paca_struct, exmc));
131 DEFINE(PACA_EXSLB, offsetof(struct paca_struct, exslb));
d1dead5c 132 DEFINE(PACAEMERGSP, offsetof(struct paca_struct, emergency_sp));
3356bb9f 133 DEFINE(PACALPPACAPTR, offsetof(struct paca_struct, lppaca_ptr));
d1dead5c 134 DEFINE(PACAHWCPUID, offsetof(struct paca_struct, hw_cpu_id));
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135 DEFINE(PACA_STARTPURR, offsetof(struct paca_struct, startpurr));
136 DEFINE(PACA_USER_TIME, offsetof(struct paca_struct, user_time));
137 DEFINE(PACA_SYSTEM_TIME, offsetof(struct paca_struct, system_time));
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138
139 DEFINE(LPPACASRR0, offsetof(struct lppaca, saved_srr0));
140 DEFINE(LPPACASRR1, offsetof(struct lppaca, saved_srr1));
141 DEFINE(LPPACAANYINT, offsetof(struct lppaca, int_dword.any_int));
142 DEFINE(LPPACADECRINT, offsetof(struct lppaca, int_dword.fields.decr_int));
033ef338 143#endif /* CONFIG_PPC64 */
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144
145 /* RTAS */
146 DEFINE(RTASBASE, offsetof(struct rtas_t, base));
147 DEFINE(RTASENTRY, offsetof(struct rtas_t, entry));
d1dead5c 148
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149 /* Interrupt register frame */
150 DEFINE(STACK_FRAME_OVERHEAD, STACK_FRAME_OVERHEAD);
151#ifndef CONFIG_PPC64
152 DEFINE(INT_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs));
d1dead5c 153#else /* CONFIG_PPC64 */
14cf11af 154 DEFINE(SWITCH_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs));
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155 /* 288 = # of volatile regs, int & fp, for leaf routines */
156 /* which do not stack a frame. See the PPC64 ABI. */
157 DEFINE(INT_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 288);
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158 /* Create extra stack space for SRR0 and SRR1 when calling prom/rtas. */
159 DEFINE(PROM_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);
160 DEFINE(RTAS_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);
161#endif /* CONFIG_PPC64 */
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162 DEFINE(GPR0, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[0]));
163 DEFINE(GPR1, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[1]));
164 DEFINE(GPR2, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[2]));
165 DEFINE(GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[3]));
166 DEFINE(GPR4, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[4]));
167 DEFINE(GPR5, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[5]));
168 DEFINE(GPR6, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[6]));
169 DEFINE(GPR7, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[7]));
170 DEFINE(GPR8, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[8]));
171 DEFINE(GPR9, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[9]));
172 DEFINE(GPR10, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[10]));
173 DEFINE(GPR11, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[11]));
174 DEFINE(GPR12, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[12]));
175 DEFINE(GPR13, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[13]));
d1dead5c 176#ifndef CONFIG_PPC64
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177 DEFINE(GPR14, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[14]));
178 DEFINE(GPR15, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[15]));
179 DEFINE(GPR16, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[16]));
180 DEFINE(GPR17, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[17]));
181 DEFINE(GPR18, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[18]));
182 DEFINE(GPR19, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[19]));
183 DEFINE(GPR20, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[20]));
184 DEFINE(GPR21, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[21]));
185 DEFINE(GPR22, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[22]));
186 DEFINE(GPR23, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[23]));
187 DEFINE(GPR24, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[24]));
188 DEFINE(GPR25, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[25]));
189 DEFINE(GPR26, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[26]));
190 DEFINE(GPR27, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[27]));
191 DEFINE(GPR28, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[28]));
192 DEFINE(GPR29, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[29]));
193 DEFINE(GPR30, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[30]));
194 DEFINE(GPR31, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[31]));
d1dead5c 195#endif /* CONFIG_PPC64 */
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196 /*
197 * Note: these symbols include _ because they overlap with special
198 * register names
199 */
200 DEFINE(_NIP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, nip));
201 DEFINE(_MSR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, msr));
202 DEFINE(_CTR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ctr));
203 DEFINE(_LINK, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, link));
204 DEFINE(_CCR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ccr));
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205 DEFINE(_XER, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, xer));
206 DEFINE(_DAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
207 DEFINE(_DSISR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
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208 DEFINE(ORIG_GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, orig_gpr3));
209 DEFINE(RESULT, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, result));
d73e0c99 210 DEFINE(_TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap));
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211#ifndef CONFIG_PPC64
212 DEFINE(_MQ, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, mq));
213 /*
214 * The PowerPC 400-class & Book-E processors have neither the DAR
215 * nor the DSISR SPRs. Hence, we overload them to hold the similar
216 * DEAR and ESR SPRs for such processors. For critical interrupts
217 * we use them to hold SRR0 and SRR1.
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218 */
219 DEFINE(_DEAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
220 DEFINE(_ESR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
d1dead5c 221#else /* CONFIG_PPC64 */
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222 DEFINE(SOFTE, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, softe));
223
224 /* These _only_ to be used with {PROM,RTAS}_FRAME_SIZE!!! */
225 DEFINE(_SRR0, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs));
226 DEFINE(_SRR1, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs)+8);
227#endif /* CONFIG_PPC64 */
228
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229 DEFINE(CLONE_VM, CLONE_VM);
230 DEFINE(CLONE_UNTRACED, CLONE_UNTRACED);
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231
232#ifndef CONFIG_PPC64
14cf11af 233 DEFINE(MM_PGD, offsetof(struct mm_struct, pgd));
d1dead5c 234#endif /* ! CONFIG_PPC64 */
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235
236 /* About the CPU features table */
237 DEFINE(CPU_SPEC_ENTRY_SIZE, sizeof(struct cpu_spec));
238 DEFINE(CPU_SPEC_PVR_MASK, offsetof(struct cpu_spec, pvr_mask));
239 DEFINE(CPU_SPEC_PVR_VALUE, offsetof(struct cpu_spec, pvr_value));
240 DEFINE(CPU_SPEC_FEATURES, offsetof(struct cpu_spec, cpu_features));
241 DEFINE(CPU_SPEC_SETUP, offsetof(struct cpu_spec, cpu_setup));
242
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243#ifndef CONFIG_PPC64
244 DEFINE(pbe_address, offsetof(struct pbe, address));
245 DEFINE(pbe_orig_address, offsetof(struct pbe, orig_address));
246 DEFINE(pbe_next, offsetof(struct pbe, next));
14cf11af 247
fd582ec8 248 DEFINE(TASK_SIZE, TASK_SIZE);
d1dead5c 249 DEFINE(NUM_USER_SEGMENTS, TASK_SIZE>>28);
a7f290da 250#endif /* ! CONFIG_PPC64 */
14cf11af 251
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252 /* datapage offsets for use by vdso */
253 DEFINE(CFG_TB_ORIG_STAMP, offsetof(struct vdso_data, tb_orig_stamp));
254 DEFINE(CFG_TB_TICKS_PER_SEC, offsetof(struct vdso_data, tb_ticks_per_sec));
255 DEFINE(CFG_TB_TO_XS, offsetof(struct vdso_data, tb_to_xs));
256 DEFINE(CFG_STAMP_XSEC, offsetof(struct vdso_data, stamp_xsec));
257 DEFINE(CFG_TB_UPDATE_COUNT, offsetof(struct vdso_data, tb_update_count));
258 DEFINE(CFG_TZ_MINUTEWEST, offsetof(struct vdso_data, tz_minuteswest));
259 DEFINE(CFG_TZ_DSTTIME, offsetof(struct vdso_data, tz_dsttime));
260 DEFINE(CFG_SYSCALL_MAP32, offsetof(struct vdso_data, syscall_map_32));
261 DEFINE(WTOM_CLOCK_SEC, offsetof(struct vdso_data, wtom_clock_sec));
262 DEFINE(WTOM_CLOCK_NSEC, offsetof(struct vdso_data, wtom_clock_nsec));
263#ifdef CONFIG_PPC64
264 DEFINE(CFG_SYSCALL_MAP64, offsetof(struct vdso_data, syscall_map_64));
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265 DEFINE(TVAL64_TV_SEC, offsetof(struct timeval, tv_sec));
266 DEFINE(TVAL64_TV_USEC, offsetof(struct timeval, tv_usec));
267 DEFINE(TVAL32_TV_SEC, offsetof(struct compat_timeval, tv_sec));
268 DEFINE(TVAL32_TV_USEC, offsetof(struct compat_timeval, tv_usec));
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269 DEFINE(TSPC64_TV_SEC, offsetof(struct timespec, tv_sec));
270 DEFINE(TSPC64_TV_NSEC, offsetof(struct timespec, tv_nsec));
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271 DEFINE(TSPC32_TV_SEC, offsetof(struct compat_timespec, tv_sec));
272 DEFINE(TSPC32_TV_NSEC, offsetof(struct compat_timespec, tv_nsec));
273#else
274 DEFINE(TVAL32_TV_SEC, offsetof(struct timeval, tv_sec));
275 DEFINE(TVAL32_TV_USEC, offsetof(struct timeval, tv_usec));
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276 DEFINE(TSPC32_TV_SEC, offsetof(struct timespec, tv_sec));
277 DEFINE(TSPC32_TV_NSEC, offsetof(struct timespec, tv_nsec));
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278#endif
279 /* timeval/timezone offsets for use by vdso */
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280 DEFINE(TZONE_TZ_MINWEST, offsetof(struct timezone, tz_minuteswest));
281 DEFINE(TZONE_TZ_DSTTIME, offsetof(struct timezone, tz_dsttime));
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282
283 /* Other bits used by the vdso */
284 DEFINE(CLOCK_REALTIME, CLOCK_REALTIME);
285 DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC);
286 DEFINE(NSEC_PER_SEC, NSEC_PER_SEC);
287 DEFINE(CLOCK_REALTIME_RES, TICK_NSEC);
288
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289 return 0;
290}